Serdia Pharmaceuticals [India] Pvt Ltd manufactures Medicine for Treatment of Hypertension. Serdia Pharmaceuticals [India] Pvt Ltd also manufactures various types of drugs for cardiology, metabolism and neuropsychiatry. The company undertakes epidemiological surveys to learn more about the prevalence and manifestation of various diseases. The Medicine for Treatment of Hypertension, also known as Natrilix SR, is used as a first-line therapy for hypertension. The Medicine for Treatment of Hypertension can also be used in combination with other agents. Incidence of side effects with this drug is very low and thus it can safely be prescribed for elderly patients.